Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tieu dung co snippets" » "dieu duong co snippets", "tin dung co snippets", "viet dung co snippets", "tieu dung cho snippets", "tieu dung cong snippets", "tieu dung cua snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tieu dung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu dung co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tieu dung co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu dung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.